translator: add callbacks support

car_llvmkot/src/kotlin_main.ll

@@ -1,22 +1,45 @@
 declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture, i8* nocapture readonly, i64, i32, i1)
 attributes #0 = { nounwind "stack-protector-buffer-size"="8" "target-cpu"="cortex-m3" "target-features"="+hwdiv,+strict-align" }
 declare void @wait(i32 %loops) #0
-define void @program_forward() #0
+define void @programRotationRight() #0
 {
-call void @engine_forward()
+call void @engine_turn_right()
 call void @wait(i32 10)
 ret void
 }
-declare void @leds_init() #0
-declare void @engine_init() #0
-define void @program_backward() #0
+define void @setCurProgram(i32 %program) #0
+{
+%program.addr = alloca i32, align 4
+store i32 %program, i32* %program.addr, align 4
+ret void
+}
+define void @programBackward() #0
 {
 call void @engine_backward()
 call void @wait(i32 10)
 ret void
 }
+declare void @leds_init() #0
+define void @programForward(i32 %delay) #0
+{
+%delay.addr = alloca i32, align 4
+store i32 %delay, i32* %delay.addr, align 4
+call void @engine_forward()
+call void @wait(i32 10)
+ret void
+}
+define void @procNextProgramPending() #0
+{
+ret void
+}
+declare void @engine_init() #0
+declare void @user_btn_init(void ()* %program) #0
+define void @setNextProgramPending() #0
+{
+ret void
+}
 declare void @engine_backward() #0
-define void @program_rotation_left() #0
+define void @programRotationLeft() #0
 {
 call void @engine_turn_left()
 call void @wait(i32 10)
@@ -26,16 +49,12 @@ define void @kotlin_main() #0
 {
 call void @leds_init()
 call void @engine_init()
+call void @user_btn_init(void ()* @setNextProgramPending)
+call void @setCurProgram(i32 0)
 ret void
 }
 declare void @engine_stop() #0
 declare void @engine_forward() #0
-define void @program_rotation_right() #0
-{
-call void @engine_turn_right()
-call void @wait(i32 10)
-ret void
-}
 declare void @engine_turn_left() #0
 declare void @engine_turn_right() #0
 

translator/src/main/kotlin/org/kotlinnative/translator/llvm/types/LLVMFunctionType.kt

@@ -0,0 +1,5 @@
+package org.kotlinnative.translator.llvm.types
+
+/**
+ * Created by user on 7/13/16.
+ */